Question: Based on a poll conducted through the e edition of USA

Based on a poll conducted through the e-edition of USA Today, 67% of Internet users are more careful about personal information when using a public Wi-Fi hotspot. What is the probability that among four randomly selected Internet users, at least one is more careful about personal information when'using a public Wi-Fi hotspot? How is the result affected by the additional information that the survey subjects volunteered to respond?

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  • CreatedMay 03, 2015
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